docs: def generate_output_nir(self, json_data=None, hr=True, show_name=False,
                              colorize=True):
          """
          The function for generating CLI output NIR network results.
  
          Args:
              json_data (:obj:`dict`): The data to process. Defaults to None.
              hr (:obj:`bool`): Enable human readable key translations. Defaults
                  to True.
              show_name (:obj:`bool`): Show human readable name (default is to
                  only show short). Defaults to False.
              colorize (:obj:`bool`): Colorize the console output with ANSI
                  colors. Defaults to True.
  
          Returns:
              str: The generated output.
          """
  
          if json_data is None:
              json_data = {}
  
          output = generate_output(
              line='0',
              short=HR_WHOIS_NIR['nets']['_short'] if hr else 'nir_nets',
              name=HR_WHOIS_NIR['nets']['_name'] if (hr and show_name) else None,
              is_parent=True,
              colorize=colorize
          )
  
          count = 0
          if json_data['nir']:
  
              for net in json_data['nir']['nets']:
  
                  if count > 0:
  
                      output += self.generate_output_newline(
                          line='1',
                          colorize=colorize
                      )
  
                  count += 1
  
                  output += generate_output(
                      line='1',
                      short=net['handle'],
                      is_parent=True,
                      colorize=colorize
                  )
  
                  for key, val in net.items():
  
                      if val and (isinstance(val, dict) or '\n' in val or
                                  key == 'nameservers'):
  
                          output += generate_output(
                              line='2',
                              short=(
                                  HR_WHOIS_NIR['nets'][key]['_short'] if (
                                      hr) else key
                              ),
                              name=HR_WHOIS_NIR['nets'][key]['_name'] if (
                                  hr and show_name) else None,
                              is_parent=False if (val is None or
                                                  len(val) == 0) else True,
                              value='None' if (val is None or
                                               len(val) == 0) else None,
                              colorize=colorize
                          )
  
                          if key == 'contacts':
  
                              for k, v in val.items():
  
                                  if v:
  
                                      output += generate_output(
                                          line='3',
                                          is_parent=False if (
                                              len(v) == 0) else True,
                                          name=k,
                                          colorize=colorize
                                      )
  
                                      for contact_key, contact_val in v.items():
  
                                          if v is not None:
  
                                              tmp_out = '{0}{1}{2}'.format(
                                                  contact_key,
                                                  ': ',
                                                  contact_val
                                              )
  
                                              output += generate_output(
                                                  line='4',
                                                  value=tmp_out,
                                                  colorize=colorize
                                              )
                          elif key == 'nameservers':
  
                              for v in val:
                                  output += generate_output(
                                      line='3',
                                      value=v,
                                      colorize=colorize
                                  )
                          else:
  
                              for v in val.split('\n'):
                                  output += generate_output(
                                      line='3',
                                      value=v,
                                      colorize=colorize
                                  )
  
                      else:
  
                          output += generate_output(
                              line='2',
                              short=(
                                  HR_WHOIS_NIR['nets'][key]['_short'] if (
                                      hr) else key
                              ),
                              name=HR_WHOIS_NIR['nets'][key]['_name'] if (
                                  hr and show_name) else None,
                              value=val,
                              colorize=colorize
                          )
  
          else:
  
              output += 'None'
  
          return output